Search Results for author: Jana Kemnitz

Found 9 papers, 0 papers with code

Comparison of Clustering Algorithms for Statistical Features of Vibration Data Sets

no code implementations11 May 2023 Philipp Sepin, Jana Kemnitz, Safoura Rezapour Lakani, Daniel Schall

In this work, we present an extensive comparison of the clustering algorithms K-means clustering, OPTICS, and Gaussian mixture model clustering (GMM) applied to statistical features extracted from the time and frequency domains of vibration data sets.

Clustering feature selection

Federated Learning for Predictive Maintenance and Quality Inspection in Industrial Applications

no code implementations21 Apr 2023 Viktorija Pruckovskaja, Axel Weissenfeld, Clemens Heistracher, Anita Graser, Julia Kafka, Peter Leputsch, Daniel Schall, Jana Kemnitz

Data-driven machine learning is playing a crucial role in the advancements of Industry 4. 0, specifically in enhancing predictive maintenance and quality inspection.

Federated Learning

Autoencoder based Anomaly Detection and Explained Fault Localization in Industrial Cooling Systems

no code implementations14 Oct 2022 Stephanie Holly, Robin Heel, Denis Katic, Leopold Schoeffl, Andreas Stiftinger, Peter Holzner, Thomas Kaufmann, Bernhard Haslhofer, Daniel Schall, Clemens Heitzinger, Jana Kemnitz

In this work, we present an autoencoder based end-to-end workflow for anomaly detection suitable for multivariate time series data in large industrial cooling systems, including explained fault localization and root cause analysis based on expert knowledge.

Anomaly Detection Fault localization +1

Smart Active Sampling to enhance Quality Assurance Efficiency

no code implementations23 Sep 2022 Clemens Heistracher, Stefan Stricker, Pedro Casas, Daniel Schall, Jana Kemnitz

We propose a new sampling strategy, called smart active sapling, for quality inspections outside the production line.

Active Learning

Minimal-Configuration Anomaly Detection for IIoT Sensors

no code implementations8 Oct 2021 Clemens Heistracher, Anahid Jalali, Axel Suendermann, Sebastian Meixner, Daniel Schall, Bernhard Haslhofer, Jana Kemnitz

The increasing deployment of low-cost IoT sensor platforms in industry boosts the demand for anomaly detection solutions that fulfill two key requirements: minimal configuration effort and easy transferability across equipment.

Anomaly Detection Feature Engineering

Industrial Federated Learning -- Requirements and System Design

no code implementations14 May 2020 Thomas Hiessl, Daniel Schall, Jana Kemnitz, Stefan Schulte

Federated Learning (FL) is a very promising approach for improving decentralized Machine Learning (ML) models by exchanging knowledge between participating clients without revealing private data.

Federated Learning Transfer Learning

Combining Heterogeneously Labeled Datasets For Training Segmentation Networks

no code implementations24 Jul 2018 Jana Kemnitz, Christian F. Baumgartner, Wolfgang Wirth, Felix Eckstein, Sebastian K. Eder, Ender Konukoglu

In this work we propose a cost function which allows integration of multiple datasets with heterogeneous label subsets into a joint training.

Anatomy Missing Labels

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